Sennheiser HD239 Wired Headphones vs Sennheiser HD420S Wired Headphone comparison

Show Only Differences Highlight Differences	Sennheiser HD239 Wired Headphones	Sennheiser HD420S Wired Headphones
key specs
Colour	Black	Black
Headphone Type	Over-Ear	Over-Ear
Microphone	No	No
Connectivity	Wired	Wired
Type	Headphones	Headphones
general
Brand	Sennheiser	Sennheiser
Model	HD239 Wired Headphones	HD420S Wired Headphones
Release date	November 8, 2012	January 1, 2017
Colour	Black	Black
Type	Headphones	Headphones
Headphone Type	Over-Ear	Over-Ear
Connectivity	Wired	Wired
Model Number	HD239	HD420S
product details
Microphone	No	No
Cord Length (Metres)	1.4	-
Connector Size	3.5mm	3.5mm
Weight (g)	280.00	-
sound features
Impedance (Ohms)	32	-
Sensitivity (dB)	114	-
Frequency Response Range	16Hz-23,000Hz	-
connectivity features
Bluetooth	No	No